Marquise|Lab Grown|IGI

4.09ct E IF Marquise Lab Grown Diamond

EX • E/IF • IGI LG761513916

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG761513916

Diamond specifications and retailer prices

From $5,877 CAD

$4,207 USD

As of October 29, 2026

Save $15,853 CAD (73%) vs most expensive(unlock to see where)

18 retailers carry this diamond

Most expensive: $21,730 CAD at Taylor and Hart · As of October 30, 2026

View at Taylor and Hart

About this 4.09ct lab-grown marquise diamond

This 4.09ct lab-grown marquise sits in the three to five carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG761513916 or 761513916. Listed at 18 retailers as of October 29, 2026, with prices from $5,877 to $21,730, a $15,853 spread on the same certified stone. Taylor and Hart lists it at $21,730. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

4.09

Carat

Color

Clarity

Excellent

Cut

Specifications

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle34.2°

Pavilion angle40.4°

OriginLab Grown

Grading LabIGI

CertificateIGI LG761513916

Dimensions16.36 × 8.37 × 5.29 mm

L/W Ratio1.95

Girdle conditionFaceted

Culet sizePointed

Cert comments

This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa

View IGI Report →View Loupe360 Video →

Top View

OriginLab Grown

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG761513916

Side View

Caratlytics Score

How it works →

Excellent

Excellent quality and great value

Unlock full score analysis

See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29

Current: $8,045 CAD|Low: $5,877 CAD|High: $31,231 CAD|Avg: $14,443 CAD|-30.0%

Retailer 1

Retailer 2

Retailer 3

Retailer 4

Retailer 5

Retailer 6

Retailer 7

Retailer 8

Retailer 9

Retailer 10

Retailer 11

Retailer 12

Retailer 13

Retailer 14

Taylor and Hart

October 31, 2026

Retailer 2$5,877 CAD

Retailer 13$7,507 CAD

Retailer 1$8,045 CAD

Retailer 14$8,535 CAD

Retailer 10$8,891 CAD

Retailer 4$9,410 CAD

Retailer 12$11,049 CAD

Retailer 9$13,107 CAD

Retailer 11$13,228 CAD

Retailer 8$14,129 CAD

Retailer 3$15,486 CAD

Retailer 7$16,120 CAD

Retailer 5$20,929 CAD

Retailer 6$21,224 CAD

Taylor and Hart$21,730 CAD

44 data points across 15 retailers

18 retailers$5,877 CAD to $21,730 CAD

Cheapest Retailer

$5,877 CAD

$4,207 USD

Final sale: no returns

Retailer 2

$7,507 CAD

$5,374 USD

View

Retailer 3

$8,045 CAD

£4,535 GBP

View

Retailer 4

$8,055 CAD

$5,766 USD

View

Price last confirmed 32 days ago

Retailer 5

$8,535 CAD

$6,110 USD

View

Retailer 6

$8,792 CAD

$6,294 USD

View

Price last confirmed 32 days ago

Retailer 7

$8,891 CAD

$6,365 USD

View

Retailer 8

$9,410 CAD

£5,304 GBP

View

Retailer 9

$11,049 CAD

$7,910 USD

View

Retailer 10

$13,107 CAD

£7,388 GBP

View

Retailer 11

$13,228 CAD

A$14,568 AUD

View

Price last confirmed 8 days ago

Retailer 12

$14,129 CAD

€9,633 EUR

View

Retailer 13

$14,792 CAD

$10,589 USD

View

B+

Retailer 14

$15,486 CAD

$11,086 USD

View

Retailer 15

$16,120 CAD

$11,540 USD

View

B+

Retailer 16

$20,929 CAD

SGD 20,247 SGD

View

Retailer 17

$21,224 CAD

A$23,375 AUD

View

Price last confirmed 22 days ago

Most Expensive

B+

Taylor and Hart

IB45CX1 · Oct 30

$21,730 CAD

$15,556 USD

View

17 more retailers have this diamond

Prices start from $5,877 CADSave up to $15,853 CAD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

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